Add new category (mode):
Cooking for Blockheads
Corail Tombstone
Corail Woodcutter
CorgiLib
Cosmetic Armor Reworked
Crafting on a Stick
Crafting Station: JEI Edition
Crafting Tweaks
CraftTweaker
CraftTweaker JEI Support
CraftTweaker2
Crash Utilities
Create
Create Crafts & Additions
Creeper Overhaul
Croptopia
CT-GUI
CTM
Cucumber Library
Culinary Construct
Cupboard
Curios API
Custom Main Menu
Cyclic
Cyclops Core
Dank Storage
Dark Mode Everywhere
Dark Utilities
DataPack Anvil
Deep Mob Learning